benear1

Ngwaahịa

Skandium, 21Sc
Nọmba atọm (Z) 21
Oge na STP siri ike
Ebe agbaze 1814 K (1541 °C, 2806 °F)
Ebe isi mmiri 3109 K (2836 °C, 5136 °F)
Njupụta (dị nso rt) 2.985 g/cm3
mgbe mmiri mmiri (na mp) 2.80 g/cm3
Okpomọkụ nke njikọta 14.1 kJ/mol
Okpomọkụ nke vaporization 332.7 kJ/mol
Ike okpomọkụ molar 25.52 J/(mol·K)
  • Scandium Oxide

    Scandium Oxide

    Scandium(III) Oxide ma ọ bụ scandia bụ ihe mejupụtara inorganic nwere usoro Sc2O3. Ọdịdị ya bụ ntụ ntụ ọcha dị mma nke sistemu cubic. O nwere ngosipụta dị iche iche dịka scandium trioxide, scandium(III) oxide na scandium sesquioxide. Njirimara physico-chemical ya dị nnọọ nso na oxides ụwa ndị ọzọ dị ụkọ dịka La2O3, Y2O3 na Lu2O3. Ọ bụ otu n'ime ọtụtụ oxides nke ihe ndị dị n'ụwa dị ụkọ nwere ebe agbaze dị elu. Dabere na teknụzụ dị ugbu a, Sc2O3/TREO nwere ike ịbụ 99.999% na oke kachasị. Ọ na-agbaze na acid ọkụ, mana ọ naghị agbaze na mmiri.